ACDELCO Standard Replacement Differential Pinion Seal — direct fit for Ford F-150 4.6L V8 (1997-2014). Genuine quality replacement built to OEM tolerances, ships to all 50 USA states from RevXSC.

Why this differential pinion seal fits your Ford F-150

Engineered by ACDELCO as a standard replacement grade differential pinion seal for the 4.6L V8 engine, this 3604 matches factory mounting points and form factor so install requires no modification. Fits Rear; w/ 8.8 IN Diameter Ring Gear or Rear; w/ 7.5 IN Diameter Ring Gear Standard replacement spec — the same dimensions, materials and performance envelope as the original factory part.

Replaces these OEM & cross-reference numbers

Search by any number below — they all match ACDELCO 3604:

• Ford / Motorcraft OEM: E5DZ4676A
• Ford / Motorcraft OEM: C7AW4676A
• Ford / Motorcraft OEM: E8TZ4676C
• Ford / Motorcraft OEM: E4TW4676AA
• Ford / Motorcraft OEM: E8TW4676BA
• Ford / Motorcraft OEM: F65Z-3N134-AA
• Ford / Motorcraft OEM: YL8W-7H426-AA
• Ford / Motorcraft OEM: BR3Z-4676-A
• Ford / Motorcraft OEM: D9AZ4676A
• National: 3604
• Timken: 3604
• SKF: 18136
• SKF: 18190
• ACDelco: 29249
• Mopar: T3903
• General Motors: 12305284
• Chicago Rawhide: 18136
• Chicago Rawhide: 18190
• Victor Reinz: 47449
• Victor Reinz: 47680
• NTN: NS3604

Fitment

Specifications

• Brand: ACDELCO
• Quality tier: Standard Replacement
• Part number / SKU: 3604
• Category: Drivetrain > Differential Pinion Seal
• Fits: Ford F-150 4.6L V8 1997-2014
• Notes: Fits Rear; w/ 8.8 IN Diameter Ring Gear or Rear; w/ 7.5 IN Diameter Ring Gear
• Shipping: Ships to USA (lower 48 + AK + HI)

Installation tips

Always replace differential pinion seal components in matched sets where applicable, torque fasteners to factory spec, and inspect adjacent drivetrain components for wear during installation. If you're not sure which variant matches your VIN, send us the last 8 digits of the VIN before checkout and we will confirm fitment.

Related parts for your Ford F-150

• Browse all Drivetrain parts
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• All Ford F-150 parts
• Search SKU 3604

FAQ

Is 3604 a direct replacement?
Yes — ACDELCO 3604 is built to OEM form/fit/function for the Ford F-150 4.6L V8 (1997-2014).

Do you ship to my state?
We ship to all 50 USA states. Tracking is provided.

What's the difference between Economy, Standard Replacement and Heavy Duty?
Economy is the value-priced option for everyday driving; Standard Replacement matches OEM spec; Heavy Duty uses upgraded materials for towing, fleet and severe service.

How can I confirm fitment?
Match year, make, model and engine (1997-2014 Ford F-150 4.6L V8). When in doubt, send your VIN — we verify before dispatch.

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Note: The product image is for illustrative purposes only. Actual product may vary slightly in appearance, packaging, or labeling. Fitment and specifications are guaranteed to OEM standards.